应用 Bootstrap 方法估计水泥实际强度的分布

Bootstrap methods used in distribution of strength of portland cement

本文应用Ｂｏｏｔｓｔｒａｐ法估计了水泥强度的分布，为水泥标号标值准的富余系数的计算提供了科学依据，进而可以降低水泥的消耗，为工程项目带来经济效益。

In this article Bootstrap methods is applied to calculate distribution of strength of portland cement, this results can used to calculate extrafactor of cement mark, decrease cement in project.